1330279820

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1546837}}^1$

素因数の和:1546889

約数の個数: 24

約数和(自身を含む): 2858556624

約数和(自身を除く): 1528276804

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 1546837, 3093674, 6187348, 7734185, 15468370, 30936740, 66513991, 133027982, 266055964, 332569955, 665139910, 1330279820]

約数ペア:

[(1, 1330279820), (2, 665139910), (4, 332569955), (5, 266055964), (10, 133027982), (20, 66513991), (43, 30936740), (86, 15468370), (172, 7734185), (215, 6187348), (430, 3093674), (860, 1546837)]